素因，素质：①一种易感性的原因；②部分是由于素质而引起疾病；③易感性- hydrencephalus
- hydrencephaly
- hydrepigastrium
- hydriatrics
- hydric
- hydride
- hydrindicuria
- hydriodic acid
- hydrion
- hydroa
- hydroadipsia
- hydroappendix
- Hydrobiidae
- Hydrobiinae
- hydrobilirubin
- hydroblepharon
- hydrobromic acid
- hydrobromide
- Hydrocal
- hydrocalycosis
- hydrocalyx
- hydrocarbarism
- hydrocarbon
- hydrocarbonism
- hydrocardia